CN111941773A - High-strength injection molding machine - Google Patents

High-strength injection molding machine Download PDF

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Publication number
CN111941773A
CN111941773A CN202010810827.4A CN202010810827A CN111941773A CN 111941773 A CN111941773 A CN 111941773A CN 202010810827 A CN202010810827 A CN 202010810827A CN 111941773 A CN111941773 A CN 111941773A
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CN
China
Prior art keywords
injection molding
fixed plate
plate
movable mould
pressure
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Granted
Application number
CN202010810827.4A
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Chinese (zh)
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CN111941773B (en
Inventor
严开达
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Ningbo Haizhou Machinery Co ltd
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Ningbo Haizhou Machinery Co ltd
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Priority to CN202010810827.4A priority Critical patent/CN111941773B/en
Publication of CN111941773A publication Critical patent/CN111941773A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/64Mould opening, closing or clamping devices
    • B29C45/68Mould opening, closing or clamping devices hydro-mechanical
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/03Injection moulding apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/46Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47Means for plasticising or homogenising the moulding material or forcing it into the mould using screws

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a high-strength injection molding machine, wherein an injection molding forming assembly is arranged in a processing box body, one end of the forming assembly is communicated with an injection gate, the other end of the forming assembly is connected with a movable mold fixing plate, the movable mold fixing plate is connected with a corner pressing assembly, an annular assembly for pressing the edge of the fixed center of a movable mold is arranged between every two adjacent corner pressing assemblies, one end of a hydraulic demolding column is connected with the movable mold fixing plate, the outer side of the hydraulic demolding column is connected with a contact assembly, the injection molding is carried out through the forming assembly, when mold locking force is kept or demolding is carried out, a demolding mechanism of the existing injection molding machine controls the action of the hydraulic demolding column to push the corner pressing assembly, the four corner diagonals of the movable mold fixing plate are conveniently pressurized and protected, the central position of the movable mold, the risk of tension fracture of the diagonal line of the corner of the movable mould fixing plate is caused.

Description

High-strength injection molding machine
Technical Field
The invention relates to the technical field of injection molding machines, in particular to a high-strength injection molding machine.
Background
The injection molding machine is a machine which produces continuous plastic products by an extrusion and calendering method and produces independent discontinuous products by an injection or pressing method, the injection molding products have complex structures and higher size degree, and injection is a production mode of industrial accessories and daily necessities.
When the existing injection molding machine is used for injection molding products, molten plastic is extruded to an injection gate by adding the processed plastic into a feed cylinder in a screw extrusion molding mode, the injection gate is communicated with a mold molding assembly, the molten plastic extruded into the injection molding assembly is conveniently and quickly molded under the action of a mold locking force provided by an injection molding machine demolding mechanism of the injection molding machine, after molding is finished, the demolding force provided by the injection molding machine demolding mechanism acts on the mold locking force to conveniently separate the injection molding assembly, the molded mold is conveniently taken out, when the demolding structure provides the mold locking force and the demolding force, the demolding mechanism is connected to a movable mold fixing plate, the demolding mechanism of the existing injection molding machine is generally hydraulic demolding equipment and acts on the central position of the movable mold fixing plate, when the hydraulic demolding mechanism provides the mold locking force or the demolding force, the central stress of the movable mold fixing plate is far larger than the corner diagonal of the movable mold fixing plate, when the mold locking force needed by injection molding is too large, the stress difference of the diagonal line of the corner of the movable mold fixing plate at the center of the movable mold fixing plate is too large, so that the risk of tension fracture at the diagonal line of the corner of the movable mold fixing plate is easily caused, and therefore, the high-strength injection molding machine is provided.
Disclosure of Invention
The invention aims to provide a high-strength injection molding machine to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a high-strength injection molding machine comprises a control box body and a processing box body connected to one side of the control box body, wherein one side of the control box body is connected with an injection molding sprue, and the other side of the processing box body is connected with a hydraulic demoulding column, an injection molding forming component is arranged in the processing box body, one end of the forming component is communicated with an injection molding sprue, the other end of the molding assembly is connected with a movable mold fixing plate, corner pressing assemblies for keeping balance pressure on the diagonal lines of the corners of the movable mold fixing plate are connected at the diagonal lines of the four corners of the movable mold fixing plate, and an annular assembly for pressing the fixed center edge of the movable mold is arranged between every two adjacent corner pressing assemblies, the hydraulic demoulding post one end movable mould fixed plate is connected, the hydraulic demoulding post outside is connected with the contact assembly that exerts pressure to the turning subassembly, is convenient for increase the intensity of movable mould fixed plate turning diagonal department at the in-process of moulding plastics.
Preferably, the shaping subassembly is including setting up the cover half fixed plate inside the processing box, cover half fixed plate one side is connected with a plurality of fixed connection posts, and fixed connection post and processing box are connected, cover half fixed plate and the runner intercommunication of moulding plastics, and cover half fixed plate opposite side is connected with the cover half die cavity, and cover half die cavity one side is equipped with the movable mould core, the movable mould core is connected in movable mould fixed plate one side, and is equipped with a plurality of flexible guide posts between movable mould fixed plate and the cover half fixed plate, be equipped with the discharge gate on the processing box, and the handle opening is located the bottom of cover half die cavity and movable mould core junction, the injection moulding.
Preferably, the subassembly of exerting pressure in turning is including setting up the mounting panel in movable mould fixed plate turning diagonal department, the mounting panel both sides are connected with the enhancement fixed plate, and strengthen the fixed plate and pass through bolt fixed connection with the movable mould fixed plate, the mounting panel top is equipped with first wedge, and first wedge top is equipped with the second wedge, first wedge all is connected with the articulated slab with second wedge one side, and two articulated slab hinge departments are connected with the hinge post, hinge post one end is connected with and drives hinge post pivoted drive assembly, through two wedge that match each other, is convenient for flatten the diagonal of turning of movable mould fixed plate.
Preferably, the transmission assembly comprises a gear connected to one end of the hinge column, a pushing rack is meshed to one side of the gear, a return spring is connected to the bottom of the pushing rack and connected with the movable mold fixing plate, the top of the pushing rack is in contact with the contact assembly, and the return spring pushes the rack to reset in a century manner.
Preferably, the contact assembly comprises an annular fixed plate arranged on the outer side of the hydraulic demoulding column, a plurality of support plates are distributed on the outer side of the annular fixed plate at equal angles, a contact rod is connected to the bottom of each support plate, and the bottom of each contact rod is in contact with the pushing rack so as to push the rack to move through the extrusion of the contact rod.
Preferably, the annular assembly is including setting up the arc plate between two adjacent mounting panels, arc plate one end is connected with the pressure plate, and the pressure plate is located the second wedge top, be connected with a plurality of pressure spring between pressure plate and the second wedge, angle such as arc plate bottom is connected and is connected with a plurality of pressure bars, and the pressure bar bottom is in the contact of movable mould fixed plate, and pressure spring is convenient for when the extrusion of hydraulic pressure drawing of patterns post, plays certain buffering guard action to second wedge top position.
Preferably, a plurality of reinforcing plate blocks are connected to the annular fixing plate, so that the overall strength of the annular fixing plate is enhanced conveniently.
Preferably, slide rails are arranged on two side walls of the processing box body respectively, two sides of the movable die fixing plate are connected with slide columns respectively, and the bottoms of the slide columns are connected to the slide rails in a sliding mode, so that the sliding stability of the movable die fixing plate is kept when the movable die fixing plate is pushed.
Compared with the prior art, the invention has the beneficial effects that:
when injection molding is carried out, after an operator leads injection molding materials into an extrusion cylinder of the existing injection molding machine, the screws of the existing injection molding machine are used for extruding, molten plastics are extruded to an injection molding gate, injection molding is carried out through a molding assembly, when mold locking force or demolding is kept, a demolding mechanism of the existing injection molding machine controls the effect of a hydraulic demolding column, an established corner pressure application assembly is pushed, four corner diagonal positions of a movable mold fixing plate are protected in a pressurization mode, the situation that the center position of the movable mold fixing plate is subjected to extrusion force which is larger than the corner diagonal lines, the risk that the corner diagonal lines of the movable mold fixing plate are subjected to tension cracking is avoided, meanwhile, under the effect of the hydraulic demolding column, the annular assembly is conveniently controlled to protect the pressurization of the center position where the hydraulic demolding column and the movable mold fixing plate are connected.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the present invention in a back cut-away configuration;
FIG. 3 is a schematic view of the present invention in partial cutaway configuration;
FIG. 4 is a schematic view of the forming assembly of the present invention;
FIG. 5 is a schematic structural view of a corner pressing assembly according to the present invention;
FIG. 6 is a schematic view of the contact between the corner pressing assembly and the ring assembly;
FIG. 7 is a schematic view of the structure of the connection between the hydraulic mold release column and the contact assembly;
fig. 8 is a schematic structural view of the transmission assembly.
In the figure: 1-controlling the box body; 2, processing the box body; 3-injection molding sprue; 4-hydraulic demoulding column; 5-forming the component; 6-moving die fixing plate; 7-corner pressure applying assembly; 8-a ring assembly; 9-a contact assembly; 10-fixing the connecting column; 11-fixing a mould cavity; 12-a moving mold core; 13-a telescopic guide post; 14-a discharge hole; 15-mounting a plate; 16-reinforcing the fixing plate; 17-a first wedge; 18-a second wedge; 19-hinged plate; 20-a hinged column; 21-a transmission assembly; 22-gear; 23-pushing the rack; 24-a return spring; 25-annular fixed plate; 26-a support plate; 27-a contact rod; 28-arc plate; 29-a pressure plate; 30-a compression spring; 31-a pressure bar; 32-a stiffener block; 33-a slide rail; 34-a slide column; and 35, fixing the die fixing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a high-strength injection molding machine solves the problems that in the injection molding process of the existing injection molding machine, the central positions of the existing hydraulic demolding column 4 and the center of a movable mold fixing plate 6 are fixedly connected, so that uneven stress at diagonal positions of four corners of the movable mold fixing plate 6 is easily caused, and the risk of tensile fracture and the like is caused, the design in the scheme comprises a control box body 1 and a processing box body 2 connected to one side of the control box body 1, wherein a coding controller for controlling the movement of the injection molding machine is installed at the control box body 1, meanwhile, a door structure which is opened and closed is arranged at the front side of one side of the processing box body 2, a corresponding observation window is arranged at the position of the door structure, so that a worker can conveniently observe the internal processing condition, an injection sprue 3 is connected to one side of the control box body 1, the hydraulic demolding column 4 is connected to the other side of the processing, 5 one end of shaping subassembly and the 3 intercommunication of runner of moulding plastics, and the 5 other ends of shaping subassembly are connected with movable mould fixed plate 6, four turning diagonal departments of movable mould fixed plate 6 are connected with the turning subassembly 7 of exerting pressure that keeps balanced pressure to 6 turning diagonals of movable mould fixed plate, and are equipped with the annular assembly 8 of exerting pressure to the fixed center edge of movable mould between per two adjacent turning subassemblies 7 of exerting pressure, 4 one ends movable mould fixed plate 6 of hydraulic pressure release post are connected, the 4 outsides of hydraulic pressure release post are connected with the contact assembly 9 of exerting pressure to the turning subassembly 7 pressor.
When the device is used for injection molding in the scheme, an operator adds an injection molding material for processing into the charging barrel, melts the added plastic through a screw extrusion device of the existing injection molding machine and spirally extrudes the melted plastic to the position of the injection molding sprue 3, because the injection molding sprue 3 is communicated with the molding component 5, the molding of the melted injection molding material is convenient, the mold locking force at the position of the molding component 5 needs to be kept in the injection molding process, one end of the hydraulic demolding column 4 is fixedly connected with the movable mold fixing plate 6 under the control action of a demolding mechanism of the existing injection molding machine, the hydraulic demolding column 4 is convenient to control to carry out mold locking extrusion on the movable mold fixing plate 6 under the power action of the demolding mechanism, and simultaneously, because the corner pressure application component 7 is connected with the hydraulic demolding column 4, the corner diagonal position of the movable mold fixing plate 6 is convenient to pressurize under the action of the hydraulic demolding column 4, avoid appearing movable mould fixed plate 6 atress and being greater than corner diagonal department, reduce the risk that movable mould fixed plate 6 broke.
In the scheme, the molding component 5 comprises a fixed mold fixing plate 35 arranged inside a processing box body 2, one side of the fixed mold fixing plate 35 is connected with a plurality of fixed connection columns 10, the fixed connection columns 10 are connected with the processing box body 2, the fixed mold fixing plate 35 is communicated with an injection gate 3, the other side of the fixed mold fixing plate 35 is connected with a fixed mold cavity 11, one side of the fixed mold cavity 11 is provided with a movable mold core 12, the movable mold core 12 is connected to one side of a movable mold fixing plate 6, a plurality of telescopic guide columns 13 are arranged between the movable mold fixing plate 6 and the fixed mold fixing plate 35, the processing box body 2 is provided with a discharge port 14, a treatment port is positioned at the bottom of the joint of the fixed mold cavity 11 and the movable mold core 12, in the injection molding process, after molten plastic is extruded through a screw of the existing injection molding machine, the molten plastic flows to the fixed mold fixing plate 35, the position of the fixed die fixing plate 35 is convenient to keep, meanwhile, molten plastic is convenient to injection mold the molten plastic into a processed product under the combined action of the fixed die cavity 11 and the movable die core 12 in sequence, after the processing is finished, the movable die fixing plate 6 is convenient to separate the movable die core 12 from the fixed die cavity 11 under the action of the hydraulic demolding column 4, and a processed and molded finished product is convenient to separate from the discharge hole 14.
In this scheme the turning subassembly 7 of exerting pressure is including setting up the mounting panel 15 at 6 turning diagonal departments of movable mould fixed plate, mounting panel 15 both sides are connected with and strengthen fixed plate 16, and strengthen fixed plate 16 and movable mould fixed plate 6 and pass through bolt fixed connection, mounting panel 15 top is equipped with first wedge 17, and first wedge 17 top is equipped with second wedge 18, first wedge 17 all is connected with articulated slab 19 with second wedge 18 one side, and first wedge 17 matches each other with second wedge 18, all does corresponding rounding off processing in the head and the tail end face department of first wedge 17 with second wedge 18 simultaneously, is convenient for first wedge 17 and second wedge 18 match each other the extrusion, and two articulated slab 19 articulated departments are connected with articulated post 20, articulated post 20 one end is connected with drives articulated post 20 pivoted drive assembly 21. The transmission assembly 21 comprises a gear 22 connected to one end of the hinge column 20, a pushing rack 23 is meshed and connected to one side of the gear 22, a return spring 24 is connected to the bottom of the pushing rack 23, the return spring 24 is connected with the movable mold fixing plate 6, and the top of the pushing rack 23 is in contact with the contact assembly 9. The contact assembly 9 comprises an annular fixing plate 25 arranged on the outer side of the hydraulic demoulding column 4, a plurality of support plates 26 are distributed on the outer side of the annular fixing plate 25 at equal angles, the bottoms of the support plates 26 are connected with contact rods 27, and the bottoms of the contact rods 27 are contacted with the pushing racks 23.
The specific implementation process comprises the following steps: in the injection molding process, a worker adds plastic to be subjected to injection molding into the feeding barrel of the injection molding machine, the added plastic is extruded out through a screw of the injection molding machine, the plastic is conveniently melted under the heating action of heating equipment of the injection molding machine when being extruded out of an extrusion barrel, the melted plastic enters the fixed mold cavity 11 through the injection molding sprue 3, the processing and molding are convenient under the action of the movable mold core 12, meanwhile, the movable mold fixing plate 6 is extruded under the action of the hydraulic demolding column 4 of the injection molding machine in the processing process, before the plastic is not used, the contact area between the first wedge block 17 and the second wedge block 18 can be properly adjusted, the first wedge block 17 is hinged with the second wedge block 18 through the hinged plate 19, the contact area is convenient to adjust, and the annular fixing plate 25 is fixedly connected with the hydraulic demolding column 4 to perform motion, the annular fixing plate 25 moves downwards, meanwhile, the contact rod 27 connected to the outer side of the annular fixing plate 25 through the support plate 26 is convenient to extrude the contact rod 27 to the pushing rack 23 to move along with the action of the hydraulic demoulding column 4, when the pushing rack 23 moves downwards, due to the fact that the pushing rack 23 is meshed with the gear 22, under the pushing action of the pushing rack 23, the gear 22 and the hinge column 20 connected with one end of the gear 22 are convenient to drive to rotate, so that the first wedge-shaped block 17 and the second wedge-shaped block 18 are attached more precisely, the extrusion on the diagonal of the corner of the movable mould fixing plate 6 is increased, meanwhile, under the continuous action of the hydraulic demoulding column 4, the large section surface at the port of the hydraulic demoulding column 4 is mutually extruded with the arc-shaped plate 28, under the action of the hydraulic demoulding column 4, the arc-shaped plate 28 moves downwards, and the pressure plate 29 is driven to press the pressure spring 30, so that the top position of, the second wedge 18 and the first wedge 17 of being convenient for laminate each other, when arc plate 28 downstream, be convenient for drive pressure rod 31 and pressurize movable mould fixed plate 6 simultaneously, be convenient for follow the central point that movable mould fixed plate 6 and hydraulic pressure drawing of patterns post 4 are connected and put the department and pressurize, avoid central point to put the edge and appear drawing and split the risk.
The annular assembly 8 is including setting up the arc plate 28 between two adjacent mounting panels 15, arc plate 28 one end is connected with pressure plate 29, and pressure plate 29 is located second wedge 18 top, be connected with a plurality of pressure spring 30 between pressure plate 29 and the second wedge 18, angle such as arc plate 28 bottom is connected and is connected with a plurality of pressure bars 31, and pressure bar 31 bottom is in the contact of movable mould fixed plate 6. Under the continuous effect of hydraulic pressure drawing of patterns post 4, the big segment face and the arc plate 28 of hydraulic pressure drawing of patterns post 4 port department extrude each other, under the effect of hydraulic pressure drawing of patterns post 4, arc plate 28 downstream, and drive pressure plate 29 to push down pressure spring 30, be convenient for pressurize the processing to second wedge 18 top position department, be convenient for second wedge 18 and first wedge 17 laminate each other, simultaneously when arc plate 28 downstream, be convenient for drive pressure bar 31 and pressurize movable mould fixed plate 6, be convenient for follow the central point that movable mould fixed plate 6 and hydraulic pressure drawing of patterns post 4 are connected and put the department and pressurize, avoid central point to put the edge and appear the risk of drawing and splitting to appear in the edge
The annular fixing plate 25 is connected with a plurality of reinforcing plate blocks 32, so that the overall strength of the annular fixing plate 25 is facilitated, and the use of materials for the annular fixing plate 25 is reduced.
Slide rails 33 are respectively arranged on two side walls of the processing box body 2, two sides of the movable die fixing plate 6 are respectively connected with slide columns 34, and the bottoms of the slide columns 34 are slidably connected to the slide rails 33, so that the slide columns 34 can slide along the slide rails 33 in the demolding process, and the sliding stability of the movable die fixing plate 6 is kept.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a high strength injection molding machine, includes control box (1) and connects processing box (2) in control box (1) one side, control box (1) one side is connected with runner (3) of moulding plastics, and processing box (2) opposite side is connected with hydraulic pressure demolding post (4), its characterized in that: processing box (2) inside injection moulding's forming assembly (5) that is equipped with, forming assembly (5) one end and injection moulding runner (3) intercommunication, and forming assembly (5) other end is connected with movable mould fixed plate (6), four turning diagonal departments of movable mould fixed plate (6) are connected with the turning subassembly of exerting pressure (7) that keeps equilibrium pressure to movable mould fixed plate (6) turning diagonal, and are equipped with between per two adjacent turning subassemblies of exerting pressure (7) and exert pressure annular assembly (8) to movable mould fixed center edge, hydraulic pressure release post (4) one end movable mould fixed plate (6) are connected, hydraulic pressure release post (4) outside is connected with the contact module (9) that exert pressure to turning subassembly (7) pressurizeed.
2. A high strength injection molding machine as claimed in claim 1, wherein: shaping subassembly (5) is including setting up at the inside cover half fixed plate (35) of processing box (2), cover half fixed plate (35) one side is connected with a plurality of fixed connection post (10), and fixed connection post (10) are connected with processing box (2), cover half fixed plate (35) and injection moulding runner (3) intercommunication, and cover half fixed plate (35) opposite side is connected with cover half die cavity (11), and cover half die cavity (11) one side is equipped with movable mould core (12), movable mould core (12) are connected in movable mould fixed plate (6) one side, and are equipped with a plurality of flexible guide posts (13) between movable mould fixed plate (6) and cover half fixed plate (35), be equipped with discharge gate (14) on processing box (2), and handle the mouth and be located the bottom of cover half die cavity (11) and movable mould core (12) junction.
3. A high strength injection molding machine as claimed in claim 1, wherein: the corner subassembly (7) of exerting pressure is including setting up mounting panel (15) in movable mould fixed plate (6) corner diagonal department, mounting panel (15) both sides are connected with and strengthen fixed plate (16), and strengthen fixed plate (16) and pass through bolt fixed connection with movable mould fixed plate (6), mounting panel (15) top is equipped with first wedge (17), and first wedge (17) top is equipped with second wedge (18), first wedge (17) all are connected with articulated slab (19) with second wedge (18) one side, and two articulated slab (19) articulated departments are connected with hinge post (20), hinge post (20) one end is connected with drives hinge post (20) pivoted transmission assembly (21).
4. A high strength injection molding machine as claimed in claim 3, wherein: the transmission assembly (21) is including connecting gear (22) in hinge post (20) one end, gear (22) one side meshing is connected with and promotes rack (23), it is connected with reset spring (24) to promote rack (23) bottom, and reset spring (24) are connected with movable mould fixed plate (6), it contacts with contact assembly (9) to promote rack (23) top.
5. The high-strength injection molding machine of claim 4, wherein: the contact assembly (9) comprises an annular fixing plate (25) arranged on the outer side of the hydraulic demoulding column (4), a plurality of support plates (26) are distributed on the outer side of the annular fixing plate (25) at equal angles, the bottom of each support plate (26) is connected with a contact rod (27), and the bottom of each contact rod (27) is contacted with a pushing rack (23).
6. A high strength injection molding machine as claimed in claim 3, wherein: annular subassembly (8) are including setting up arc plate (28) between two adjacent mounting panels (15), arc plate (28) one end is connected with pressure plate (29), and pressure plate (29) are located second wedge (18) top, be connected with a plurality of pressure spring (30) between pressure plate (29) and second wedge (18), angle such as arc plate (28) bottom is connected and is connected with a plurality of pressure bars (31), and pressure bar (31) bottom in movable mould fixed plate (6) contact.
7. The high-strength injection molding machine of claim 5, wherein: the annular fixing plate (25) is connected with a plurality of reinforcing plate blocks (32).
8. The high-strength injection molding machine of claim 6, wherein: slide rails (33) are respectively arranged on two side walls of the processing box body (2), two sides of the movable die fixing plate (6) are respectively connected with a sliding column (34), and the bottom of the sliding column (34) is slidably connected to the slide rails (33).
CN202010810827.4A 2020-08-13 2020-08-13 High-strength injection molding machine Active CN111941773B (en)

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CN202010810827.4A CN111941773B (en) 2020-08-13 2020-08-13 High-strength injection molding machine

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CN111941773A true CN111941773A (en) 2020-11-17
CN111941773B CN111941773B (en) 2022-03-04

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